docs: def query(self, *args, **kwargs):
          """
          Returns a new QuerySet instance with the args ANDed to the existing
          set.
          """
          clone = self._clone()
          queries = []
          from pyes.query import Query
  
          if args:
              for f in args:
                  if isinstance(f, Query):
                      queries.append(f)
                  else:
                      raise TypeError('Only Query objects can be passed as argument')
  
          for field, value in kwargs.items():
              if value == [None]:
                  value = ["$$$$"]
              queries.append(self._build_inner_query(field, value))
  
          clone._queries.extend(queries)
          return clone